103442072 has 16 divisors (see below), whose sum is σ = 200642400. Its totient is φ = 49937440.

The previous prime is 103442069. The next prime is 103442077. The reversal of 103442072 is 270244301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103442077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222704 + ... + 223167.

It is an arithmetic number, because the mean of its divisors is an integer number (12540150).

Almost surely, 2^103442072 is an apocalyptic number.

It is an amenable number.

103442072 is a deficient number, since it is larger than the sum of its proper divisors (97200328).

103442072 is a wasteful number, since it uses less digits than its factorization.

103442072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445906 (or 445902 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 103442072 is about 10170.6475703369. The cubic root of 103442072 is about 469.4244834335.

Adding to 103442072 its reverse (270244301), we get a palindrome (373686373).

The spelling of 103442072 in words is "one hundred three million, four hundred forty-two thousand, seventy-two".